High Speed Research (HSR). -- Photographed on: 01/27/99. -- Fabrication of patterns, molds, and model components that will be assembled into a semi-span model. L99-65, L99-66, L99-67, and L99-68: NC operator, Jack Hester, adjusting set up before milling operations begin. L99-69 and L99-70: View of the wing tip mould on the fadal NC machine. L99-71 and L99-72: Engineering technician, Jack Hester, checking the mold's alignment on the NC machine before starting operations. Photographed in building 1238B - model shop.